Comparison of TM Racing EN 250 Fi and TM Racing 250Fi 4T MX [S]ave
| Attribute |  TM Racing EN 250 Fi × |  TM Racing 250Fi 4T MX × |
|---|---|---|
| General | ||
| Production from (year) | 2012 | 2017 |
| Make | TM Racing | TM Racing |
| Model | TM Racing EN 250 Fi | TM Racing 250Fi 4T MX |
| Category | Cross / motocross | Cross / motocross |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 4 | - |
| Fuel system | Injection. Fuel Injection with 44 mm throttle body | Injection |
| Engine details | DOHC with finger follower and 4 Titanium Valves | Titanium valves |
| Displacement (cm³) | 249.5 | 249.5 |
| Power (kw) | 6.9 | - |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 77 | 77 |
| Stroke (mm) | 53.6 | 53.6 |
| Gearbox | 6-speed | 5-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Driveline | Primary drive: Straight – tooth gear | Straight – tooth gear |
| Ignition | Kokusan generator, Microtec Electronic | Kokusan generator, Microtec Electronic |
| Clutch | Multiple-disk in oil bath with hydraulic control | Multiple-disk in oil-bath with hydaulic control |
| Lubrication system | Dry sump with 2 pumps | Dry sump with double rotor pump |
| Compression | 17.2:1 | - |
| Chassis | ||
| Front suspension | Marzocchi upside-down fork | Kayaba USD |
| Rear suspension | Sachs Boge (optional Ohlins ) | TM Racing |
| Front brakes | Single disc. Braking wave Disk. With Nissin pump and caliper. | Single disc. Wave disc. |
| Rear brakes | Single disc. Braking wave Disk. With Nissin pump and caliper. | Single disc. Wave disc. |
| Diameter (mm) | 245 | 245 |
| Frame type | Perimetral aluminium | Perimetral aluminium section |
| Front tyre | 90/90-21 | 90/90-X |
| Rear tyre | 120/90-18 | 100/90-X19 |
| Wheels | Blue rims | - |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Color options |
|
|
| Performance | ||
| Fuel capacity (l) | 8.2 | 8.2 |
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